/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/NiagaraGraph.h
Get an in-order traversal of a graph by the specified target output script usage.
void BuildTraversal ( [TArray](API\Runtime\Core\Containers\TArray)< class [UNiagaraNode](API\Plugins\NiagaraEditor\UNiagaraNode) * > & OutNodesTraversed, [ENiagaraScriptUsage](API\Plugins\Niagara\ENiagaraScriptUsage) TargetUsage, [FGuid](API\Runtime\Core\Misc\FGuid) TargetUsageId, bool bEvaluateStaticSwitches ) const